Historical
ISO 10718:1993
"Cork stoppers -- Enumeration of colony-forming units of yeasts, moulds and bacteria capable of growth in an alcoholic medium"
The principle of the method specified consists in direct counting of the colonies by incubation in malt extract broth, using a membrane filtration procedure. Applies to cork stoppers which were submitted to sanitizing procedures and are contained in sealed packages.
International Organization for Standardization [iso]